This is John Forde's pattern.
Western May

Hook-Kamasan B170 or Daiichi 1550 #10
Thread-Light olive Pearsall's (Pearsall's is a great thread for Irish Mays)
Tail-Natural cock pheasant
Rib-oval gold tinsel
Body-Mottled natural seal fur
Body hackle- Grizzly cock
Head hackle- 2 french partridge dyed dark olive